Troubleshooting
Troubleshooting Electromagnetic Clutches and Brakes
This 22 minute video will help you on your way to troubleshooting electromagnetic clutch and brake issues. The video is conveniently broken down into the following sections:
Introduction - 0:00
How they work - 0:58
Troubleshooting intro - 3:21
Engagement - 4:06
Will not engage - 4:21
Will not stay engaged - 8:15
Will not disengage - 9:55
Noise - 11:47
Noise - armature/hub - 12:34
Noise - bearings - 13:33
Noise - rotor contact - 15:42
Excessive slipping - 16:45
Excessive slipping from electrical - 17:19
Excessive slipping from contamination - 18:32
Excessive slipping from the application or lack of burnishing - 19:08
If you have other questions, feel free to visit our website www.ogura-clutch.com or email us directly at info@ogura-clutch.com
The following flow chart will help you to quickly identify many of the common questions concerning a non-functioning electromagnetic clutch or brake. If this quick reference guide is not helpful, please e-mail, fax or call us directly so we can assist you.
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HAS IT EVER WORKED? |
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| MECHANICAL | ELECTRICAL | MECHANICAL | ELECTRICAL |
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| Armature Worn Out? | Fuse Blown? | Gap too Large? | AC In? |
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| Friction surface galled? | Open Coil? | Burr on Spline? | DC In? |
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| Oil on Facing? | Shorted Coil? | Sized Properly? | Good Fuse in Place? |
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| Worn Spline? | Wire Broken? | Key in Place? | Torque Controls Set Properly? |
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| Non-Mated Parts? | Switch Failure? | Switch Wired Properly? | |
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| Application Changed? | Coil Good? | ||
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| Rust on Armature? |